> ## Documentation Index
> Fetch the complete documentation index at: https://openrouter-d02e98a0-mintlify-7021d5f4.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# FileCitation - Python SDK

> FileCitation method reference

<Warning>
  The Python SDK and docs are currently in beta.
  Report issues on [GitHub](https://github.com/OpenRouterTeam/python-sdk/issues).
</Warning>

## Fields

| Field      | Type                                                                                         | Required             | Description |
| ---------- | -------------------------------------------------------------------------------------------- | -------------------- | ----------- |
| `file_id`  | *str*                                                                                        | :heavy\_check\_mark: | N/A         |
| `filename` | *str*                                                                                        | :heavy\_check\_mark: | N/A         |
| `index`    | *int*                                                                                        | :heavy\_check\_mark: | N/A         |
| `type`     | [components.FileCitationType](/client-sdks/python/api-reference/components/filecitationtype) | :heavy\_check\_mark: | N/A         |